Java Edition 1.13-pre7

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1.13-pre7 is the seventh pre-release for Java Edition 1.13, released on July 10, 2018.^[1]

• Added /scoreboard objectives modify <objective> displayname <displayname>

Water

• Pressing the jump button in flowing water at level=1, level=2 and level=3 will now do normal jumps instead of swimming up.

Maps

• Maps changed slightly in regards to which blocks are shown and which blocks are not.^[2]

Advancements

• Advancement descriptions now have colors:
  • Normal and goal advancements have green descriptions.
  • Challenge advancements have purple descriptions.

Debug screen

• Left side:
  • Added "Looking at liquid" row. Displays the targeted fluid's coordinates.
  • "Looking at" row has been renamed "Looking at block" and now targets through liquids.
• Right side:
  • "Targeted Block" information now targets through fluids.
  • "Targeted Block" now displays information for blocks up to 16 blocks away.
  • Added "Targeted Entity". Displays information for entities up to 4 blocks away (counting from the entity's hitbox).
• Changed  + ^[3] to now be  +  + . It is now clarified that it copies the client-side data of targeted block or entity. It still can be used by anyone.
• Added  +  to copy targeted block or entity server-side data to clipboard. It can only be used by operators.

Particles

• Drip particles are now generated by waterlogged blocks where appropriate.^[4]
• Drip particles now snap to the hitbox of the block they appear on.^[5]

Other

• Fixed outstanding issues with the new improved fonts.​^{[more information needed]}

68 issues fixed

From released versions before 1.13

• MC-1390 – Upper slabs with water/lava on top makes midair dripping water/lava.
• MC-9186 – Water does not leak through leaves and regular stairs but upside down stairs.
• MC-76356 – Bold unicode characters appear doubled.
• MC-76920 – Non-solid blocks don't show up on maps if the block below isn't solid.
• MC-96911 – Iron golem / VillagerGolem killing monster it is riding has broken AI.
• MC-111755 – Minecraft can crash when failing to connect to a server.
• MC-115987 – Enderman sounds are entity.endermen.xx.
• MC-118998 – Cannot open URLs on Linux with X11.
• MC-132833 – Opening 1.5.2 world on 1.12.2 works perfectly but bed is transparent.

From the 1.13 development versions

• MC-122596 – Command autocomplete overrides command history navigation.
• MC-122734 – No particles when bed explodes in the nether.
• MC-123087 – Fences, glass panes, iron bars, stairs, and melon/pumpkin stems in structures generate with wrong block state.
• MC-123369 – Trying to recreate world from future version shows no warning and can crash.
• MC-123769 – Some item tooltips that previously had colors don't have colors anymore.
• MC-123836 – Double blocks aren't loaded in structures.
• MC-123850 – Redstone dust doesn't update shape of connecting redstone dust when going up onto transparent blocks.
• MC-124015 – Red Giant Mushrooms generate with 5 blocks having wrong blockstates, thus showing wrong faces.
• MC-124126 – The player does not look at the block they are inside of.
• MC-124915 – /locate and eye of ender find strongholds in invalid places.
• MC-125090 – Cartographer doesn't unlock woodland mansion map trades.
• MC-125462 – Waterlogged blocks does not decrease light level.
• MC-125872 – Superflat preset "The Void" doesn't generate starting platform anymore.
• MC-126704 – X-ray vision.
• MC-126998 – When their block state changes, waterlogged blocks don't remove water they let through.
• MC-127025 – Waterlogged blocks do not display water drip animation.
• MC-127093 – Water flowing onto waterlogged blocks spreads outward, rather than stopping.
• MC-127114 – Water in glass panes and ladders doesn't appear in maps.
• MC-127115 – Visually fully submerged waterlogged blocks don't appear as water on maps.
• MC-127224 – Waterlogged blocks that are not full blocks trigger auto-jump even if it is disabled.
• MC-127303 – There are no water sources near the south ceiling of flooded caves and trenches.
• MC-128257 – Bugged swimming animation while the head is not underwater.
• MC-128478 – Distance swum statistic uses old "swimming" (bobbing on top of water) instead of the new swimming.
• MC-129388 – Player suffocating when touching a solid block while swimming.
• MC-129772 – Shortest flow path of water attempts to go through blocks that can be waterlogged.
• MC-129773 – Pushing against a waterlogged block while in a waterlogged block causes the player to climb.
• MC-129892 – Selector wildcard doesn't work in scoreboard operations.
• MC-130072 – Pufferfish don't play the entity.puffer_fish.sting sound when damaging mobs.
• MC-130324 – Mansion couldn't generate completely.
• MC-130602 – Water blocks visible through the 'Targeted Block' section in .
• MC-131352 – Item rarity color overrides first text component's color in the held tooltip (item switching).
• MC-131382 – Scoreboard objective name can't be updated.
• MC-131945 – Looking at blocks through water show XYZ of water block in line of sight.
• MC-132107 – Path blocks are not updating when a block is above them.
• MC-132248 – Server crash on launch using Java 9 or newer.
• MC-132269 – Blocks invisible on map.
• MC-132342 – Kelp stalk under a block on map causes tile to display water texture instead of block texture.
• MC-132362 – decoration tag in superflat world doesn't work at all.
• MC-132375 – Upgrading 1.12.2 world to 1.13-pre5 crashes the game.
• MC-132483 – Crawling into sufficiently tight holes can cause the character to suffocate.

From the previous development version

• MC-132631 – Cannot write in the box in the Superflat presets option.
• MC-132632 – Can not climb 1 block height if player is in water 5 or more blocks from water source.
• MC-132644 – Short/narrow characters have inconsistent slant.
• MC-132651 – New font: Leviated characters ů ť ď Ů, darker upper pixel, too thin í.
• MC-132654 –  +  is missing large amounts of data.
• MC-132665 – Various crashes when language set to a CJK language.
• MC-132706 – Sticky pistons pull blocks that pop off.
• MC-132707 – HD SGA font doesn't work anymore.
• MC-132708 – Remaining ascii.png in a resource pack causes all in-game font to display gibberish.
• MC-132751 – Two chests spawned inside each other.
• MC-132817 – Issue loading 1.13 pre-5 world in pre-6.
• MC-132842 – 1 blocks wide structure aren't displayed on a maps.
• MC-132974 – Converting 1.12 world to 1.13 spams Chunk file at x,y is missing level data, skipping.
• MC-132977 – Esc key results in an older world being converted to a newer version during 'Play' menu sequence.
• MC-133063 – When trying to connect to an unreachable server Minecraft crashes instead of showing error message.
• MC-133093 – Water flow search mechanics doesn't count waterlogged blocks as closest flow destinations.
• MC-133136 – Crash when launching the game with LWJGL allocation debugging enabled.
• MC-133139 – The image write callback is never freed, leaking small amounts of memory for each screenshot.
• MC-133140 – The GL debug message callbacks are never freed, causing memory leak warnings.